10010101222020 has 48 divisors (see below), whose sum is σ = 28028768160960. Its totient is φ = 2669314160256.

The previous prime is 10010101221973. The next prime is 10010101222039. The reversal of 10010101222020 is 2022210101001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10010101221987 and 10010101222005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2128579 + ... + 4954901.

It is an arithmetic number, because the mean of its divisors is an integer number (583932670020).

Almost surely, 2^{10010101222020} is an apocalyptic number.

10010101222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010101222020 is an abundant number, since it is smaller than the sum of its proper divisors (18018666938940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10010101222020 is a wasteful number, since it uses less digits than its factorization.

10010101222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885364 (or 2885362 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10010101222020 its reverse (2022210101001), we get a palindrome (12032311323021).

The spelling of 10010101222020 in words is "ten trillion, ten billion, one hundred one million, two hundred twenty-two thousand, twenty".